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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: (-2/3):8/27-15/2:5 Giúp mik nha mn Mik sẽ vote 5*

Toán Lớp 7: (-2/3):8/27-15/2:5
Giúp mik nha mn
Mik sẽ vote 5*

Comments ( 2 )

  1. ($\frac{-2}{3}$):$\frac{8}{27}$-$\frac{15}{2}$:5 
    =$\frac{-9}{4}$-$\frac{3}{2}$ 
    =$\frac{-15}{4}$
     
    xin ctlhn ạ
     

  2. (-2/3):8/27-15/2:5
    =(-2/3)×27/8-15/2×1/5
    =-9/4-3/2
    =-15/4

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222-9+11+12:2*14+14 = ? ( )